Inventor
Shinkichi Takahashi
Inventor
Yokohama, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography79%
B41JTypewriters7%
B41MPrinting, duplicating, marking, or copying processes7%
C09DCoating compositions, e.g. paints, varnishes or lacquers7%
PatentTitleYear
11,040,561Ink and processing liquid set, image forming method, and image forming device20215,517,281'Image forming apparatus featuring a plurality or relatively moveable casings'19965,287,163'Overlaid image forming apparatus with coordinated transfer bias and attraction bias voltage sources'19945,214,480'Image forming apparatus with transfer sheet bearing means'19935,164,771'Image forming apparatus which adjusts illumination levels independently for test samples and for originals'19925,157,226'Developing apparatus producing toner powder cloud for developing images'19925,045,420'Color image forming method and particulate developer for developing electrostatic latent image'19914,657,377'Image formation apparatus with variable density control'19874,298,669'Electrophotographic process and apparatus'19814,168,119'Electrophotographic copying apparatus utilizing liquid developer'1979RE029632'Electrophotographic device'19784,053,770'A.C. corona discharging device'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1996Patents assigned to CANON KK (10)· patent assignee history
1977Based in Kinata, JA· patent location history
1978–1996Based in Yokohama, JP· patent location history
2021Patents assigned to HANAZAWA ATSUFUMI (1)· patent assignee history
2021Patents assigned to JANG DONGSIK (1)· patent assignee history
2021Patents assigned to MAEKAWA TSUTOMU (1)· patent assignee history
2021Patents assigned to RICOH CO LTD (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 10 | 1977–1996 |
| HANAZAWA ATSUFUMI | 1 | 2021 |
| JANG DONGSIK | 1 | 2021 |
| MAEKAWA TSUTOMU | 1 | 2021 |
| RICOH CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 10 | 1978–1996 |
| Kanagawa, JP | 1 | 2021 |
| Kinata, JA | 1 | 1977 |